“What you're supposed to do when you don't like a thing is change it. If you can't change it, change the way you think about it. Don't complain.”

Begin at once to live, and count each separate day as a separate life.

A journey of a thousand miles begins with a single step.

How wonderful it is that nobody need wait a single moment before starting to improve the world.

If it is in our power to prevent something bad from happening, without thereby sacrificing anything of comparable moral importance, we ought, morally, to do it.

My religion is humanitarianism, which is the basis of every religion in the world.

Cultivation of mind should be the ultimate aim of human existence.

We are the first generation to be able to end poverty, and the last generation that can take steps to avoid the worst impacts of climate change.

Change will not come if we wait for some other person or some other time. We are the ones we've been waiting for.