To live is the rarest thing in the world. Most people exist, that is all.
I have not failed. I've just found 10,000 ways that won't work.
The only true wisdom is in knowing you know nothing.
The only thing necessary for the triumph of evil is for good men to do nothing.
It is never too late to be what you might have been.
The only limit to our realization of tomorrow will be our doubts of today.
Strive not to be a success, but rather to be of value.
The best time to plant a tree was 20 years ago. The second best time is now.
The best way to predict the future is to invent it.
In three words I can sum up everything I've learned about life: it goes on.
Life is what happens when you're busy making other plans.