Yes, we've still got more work to do. More work to do for every American still in need of a good job or a raise, paid leave or a decent retirement; for every child who needs a sturdier ladder out of poverty or a world-class education; for everyone who has not yet felt the progress of these past seven and a half years.

The future rewards those who press on. I don't have time to feel sorry for myself. I don't have time to complain. I'm going to press on.

Don't be afraid to challenge the pros, event in their own backyard.

Sometimes when you innovate, you make mistakes. It is best to admit them quickly, and get on with improving your other innovations.

All these primary impulses, not easily described in words, are the springs of man's actions. 

A state of society where men may not speak their minds cannot long endure. 

Let us always meet each other with smile, for the smile is the beginning of love.

It's not a faith in technology. Its faith in people.

Where freedom is menaced or justice threatened or where aggression takes place, we cannot be and shall not be neutral.

I never think of the future - it comes soon enough.

There is nothing so strong or safe in an emergency of life as the simple truth.

Courage is a mean with regard to fear and confidence.