The belief that youth is the happiest time of life is founded upon a fallacy. The happiest person is the person who thinks the most interesting thoughts, and we grow happier as we grow older.

I didn't get there by wishing for it... but by working for it.

All that we are is the result of what we have thought. The mind is everything. What we think we become.

Learn everything that is good from others, but bring it in, and in your own way absorb it; do not become others.

Life is short. Kiss slowly Laugh insanely Love truly And forgive quickly.

You may write me down in history With your bitter, twisted lies, You may trod me in the very dirt But still, like dust, Ill rise.

Imagination is more important than knowledge. For knowledge is limited, whereas imagination embraces the entire world, stimulating progress, giving birth to evolution.