A great pleasure in life is doing what people say you cannot do.

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.

Death comes to all, but great achievements build a monument which shall endure until the sun grows cold.

Pray that your loneliness may spur you into finding something to live for, great enough to die for.

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

Most great people have attained their greatest success just one step beyond their greatest failure.

A constant struggle, a ceaseless battle to bring success from inhospitable surroundings, is the price of all great achievements.

To accomplish great things, we must not only act, but also dream not only plan, but also believe.

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