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

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

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

That some achieve great success, is proof to all that others can achieve it as well.

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

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

Enthusiasm is the mother of effort, and without it nothing great was ever achieved.

The greatest good you can do for another is not just to share your riches but to reveal to him his own.

Great dreams of great dreamers are always transcended.

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