We've all been there.

You want to make the world a better place, you want to fight for what you believe is right and against what you believe is wrong. But after so many setbacks, especially with today's political climate, it's easy to give up or to forget why or what you're fighting for.

When that happens, the easiest way to get your head back in the game is to find some inspiration -- from anyone or anything. With that goal is mind, here are 30 quotes so you can always help lead the charge to change.

1. "The future depends entirely on what each of us does every day; a movement is only people moving." -- Gloria Steinem

2. “To announce that there must be no criticism of the President, or that we are to stand by the President, right or wrong, is not only unpatriotic and servile but is morally treasonable to the American public.” -- President Theodore Roosevelt

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4. “Patriotism is supporting your country all the time and the government when it deserves it." -- Mark Twain

5. "Whatever is in me is stronger than what is out there to defeat me." -- Caroline Myss

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7. "The purpose of human life, no matter who is controlling it, is to love whoever is around to be loved." -- Kurt Vonnegut

8. "The opposite of love is not hate, it's indifference. The opposite of art is not ugliness, it's indifference. The opposite of faith is not heresy, it's indifference. And the opposite of life is not death, it's indifference.” -- Elie Wiesel

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10. “Never doubt that a small group of thoughtful, committed, citizens can change the world. Indeed, it is the only thing that ever has.” -- Margaret Mead

11. “Everybody can be great...because anybody can serve. You don't have to have a college degree to serve. You don't have to make your subject and verb agree to serve. You only need a heart full of grace. A soul generated by love.” -- Dr. Martin Luther King Jr.

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13. “A change is brought about because ordinary people do extraordinary things.” -- President Barack Obama

14. “You may never know what results come of your actions, but if you do nothing, there will be no results.” -- Mahatma Gandhi

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16. “We are not to simply bandage the wounds of victims beneath the wheels of injustice, we are to drive a spoke into the wheel itself.” -- Dietrich Bonhoeffer

17. "Every great dream begins with a dreamer. Always remember, you have within you the strength, the patience, and the passion to reach for the stars to change the world." -- Harriet Tubman

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19. "No matter what people tell you, words and ideas can change the world." -- Robin Williams

20. "Progress is a nice word. But change is its motivator. And change has its enemies." Robert Kennedy

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22. "They always say time changes things, but you actually have to change them yourself." -- Andy Warhol

23. "It is often when night looks darkest, it is often before the fever breaks that one senses the gathering momentum for change, when one feels that resurrection of hope in the midst of despair and apathy." -- Hillary Clinton

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25. " Let us remember: One book, one pen, one child, and one teacher can change the world." -- Malala Yousafzai

26. "I am no longer accepting the things I can not change. I am changing the things that I can not accept." -- Dr. Angela Davis.

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28. "It took me quite a long time to develop a voice, and now that I have it, I'm not going to be silent." -- Madeline Albright

29. "How wonderful is it, that no one need wait a single moment before starting to improve the world." -- Anne Frank

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