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

Small opportunities are often the beginning of great enterprises.

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

People with great gifts are easy to find, but symmetrical and balanced ones never.

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

All the great things are simple, and many can be expressed in a single word: freedom, justice, honor, duty, mercy, hope.

Beware of little expenses. A small leak will sink a great ship.

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

Suffering becomes beautiful when anyone bears great calamities with cheerfulness, not through insensibility but through greatness of mind.

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