The chance which now seems lost may present itself at the last moment.

The human mind delights in grand conceptions of supernatural beings.

I wanted to see what no one had yet observed, even if I had to pay for this curiosity with my life.

Civilization never recedes; the law of necessity ever forces it onwards.

Whatever one man is capable of imagining, other men will prove themselves capable of realizing.

Solitude, isolation, are painful things, and beyond human endurance.

With time and thought, one can do a good job.

Trains, like time and tide, stop for no one.

The earth does not need new continents, but new men.

Before all masters, necessity is the one most listened to, and who teaches the best.

Reality provides us with facts so romantic that imagination itself could add nothing to them.

An energetic man will succeed where an indolent one would vegetate and inevitably perish.

Poets are like proverbs: you can always find one to contradict another.

What you do for money you do badly.

I can undertake and persevere even without hope of success.

All great actions return to God, from whom they are derived.

Look with all your eyes, look.

We may brave human laws, but we cannot resist natural ones.

What darkness to you is light to me