Quote #7900
The first condition of immortality is death.
Quote #7105
I am my nearest neighbour.
Quote #3950
I respect faith, but doubt is what gets you an education.
Quote #14840
Doubt is the vestibule which all must pass before they can enter the temple...
Quote #34873
Behold the man.
Quote #15008
Flattery looks like friendship, just like a wolf looks like a dog.
Quote #19610
I often wonder whether we do not rest our hopes too much upon constitutions,...
Quote #27549
Vitality shows in not only the ability to persist but the ability to start...
Quote #23071
The road to Hell is paved with good intentions.
Quote #24101
A scientific truth does not triumph by convincing its opponents and making them see...