Most people say that it is the intellect which makes a great scientist. They are wrong: it is character.

Only those who dare to fail greatly can ever achieve greatly.

If you cannot do great things, do small things in a great way.

After climbing a great hill, one only finds that there are many more hills to climb.

The great thing in the world is not so much where we stand, as in what direction we are moving.

Bitter experience has taught us how fundamental our values are and how great the mission they represent.

The greatest way to live with honor in this world is to be what we pretend to be.

There is no pain so great as the memory of joy in present grief.

Silence is one of the great arts of conversation.

Great minds discuss ideas average minds discuss events small minds discuss people.