We are not animals. We are not a product of what has happened to us in our past. We have the power of choice.

I have become my own version of an optimist. If I can't make it through one door, I'll go through another door – or I'll make a door.

Nobody's right all the time, and a broken clock is right twice a day.

Courage is going from failure to failure without losing enthusiasm.

It is even more damaging for a minister to say foolish things than to do them.

It is not fair to ask of others what you are not willing to do yourself.

There is no scientific study more vital to man than the study of his own brain.