To walk around with an ego is a bad thing. To have confidence in yourself is a great thing.

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

Character may be manifested in the great moments, but it is made in the small ones.

Nothing great in the world has ever been accomplished without passion.

It is not enough to have great qualities We should also have the management of them.

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

Small opportunities are often the beginning of great enterprises.

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

My success was not based so much on any great intelligence but on great common sense.

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