Calamities are of two kinds: misfortunes to ourselves, and good fortune to others.
The human mind treats a new idea the same way the body treats a strange protein; it rejects it.
You can't separate peace from freedom because no one can be at peace unless he has his freedom.
When you make a mistake, don't look back at it long. Take the reason of the thing into your mind and then look forward. Mistakes are lessons of wisdom. The past cannot be changed. The future is yet in your power.
One of the best rules in conversation is, never to say a thing which any of the company can reasonably wish had been left unsaid.
The bitterest tears shed over graves are for words left unsaid and deeds left undone.
Everything happens to everybody sooner or later if there is time enough.