The earth does not want new continents, but new men.
I seriously believed that my last hour was approaching, and yet, so strange is imagination, all I thought of was some childish hypothesis or other. In such circumstances, you do not choose your own thoughts. They overcome you.
While there is life there is hope.
When science has sent forth her fiat – it is only to hear and obey.
We may brave human laws, but we cannot resist natural ones.
The moon, by her comparative proximity, and the constantly varying appearances produced by her several phases, has always occupied a considerable share of the attention of the inhabitants of the earth.
The chance which now seems lost may present itself at the last moment.
Solitude, isolation, are painful things and beyond human endurance.
Poets are like proverbs: you can always find one to contradict another.
It must be that a man who shuts himself up between four walls must lose the faculty of associating ideas and words.
It is a great misfortune to be alone, my friends; and it must be believed that solitude can quickly destroy reason.
Death, the beginning of eternal things, is only the end of earthly cares.