What is fright by night is curiosity by day.
When a person opens a book, he can never be in prison.
God blesses man, not for having found but for having sought.
Creation lives, grows, and multiplies; man is but a witness.
The most powerful symptom of love is a tenderness which becomes at times almost insupportable.
Astronomy, that micography of heaven, is the most magnificent of the sciences. ... Astronomy has its clear side and its luminous side; on its clear side it is tinctured with algebra, on its luminous side with poetry.