All you need in this life is ignorance and confidence; then success is sure.

To succeed in life, you need two things: ignorance and confidence.

Сега не съм по-мързелив, отколкото бях преди 40г., но то е защото още преди 40г. бях достигнал крайния предел на мързела. Човек не е в състояние да надхвърли възможностите ти.

Humor must not professedly teach and it must not professedly preach, but it must do both if it would live forever.

I didn't have time to write a short letter, so I wrote a long one instead.

April 1. This is the day upon which we are reminded of what we are on the other three hundred and sixty-four.