We must plant trees, grow gardens instead of lawns, ride bicycles when we can and support responsible local businesses over big brands.

We can change the world one thought at a time, one child at a time, one family at a time, one community at a time, one city, one state and one country at a time.

A mistake made by many people with great convictions is that they will let nothing stand in the way of their views, not even kindness.

Human intelligence may not be the best trick nature has to offer.

Taking care of yourself is the most powerful way to begin to take care of others.

Education should prepare our minds to use its own powers of reason and conception rather than filling it with the accumulated misconceptions of the past.

Source truth exists in greater abundance outside of the symbolic system of words.