The best Quotations

When your friends begin to flatter you on how young you look, it's a sure sign you're getting old.
- Mark Twain

Do you know the writers of the following quotations?

Quotation Nothing is more costly, nothing is more sterile, than vengeance. - writer
Quotation No one is more miserable than the person who wills everything and can do nothing. - writer
Quotation A man of my spiritual intensity does not eat corpses. - writer
Quotation He who is in love is wise and is becoming wiser, sees newly every time he looks at the object beloved, drawing from it with his eyes and his mind those virtues which it possesses. - writer
Quotation Knowledge, a rude unprofitable mass, the mere materials with which wisdom builds, till smoothed and squared and fitted to its place, does but encumber whom it seems to enrich. Knowledge is proud that he has learned so much; wisdom is humble that he knows no more. - writer
Quotation Fame comes only when deserved, and then is as inevitable as destiny, for it is destiny. - writer