“The greatest good you can do for another is not just share your riches, but to reveal to him his own.”

“As a rule, he or she who has the most information will have the greatest success in life.”

“Never apologize for showing feeling. When you do so, you apologize for the truth.”

“An author who speaks about their own books is almost as bad as a mother who speaks about her own children.”

“Nurture your mind with great thoughts, for you will never go any higher than you think.”

“A member of Parliament to Disraeli: 'Sir, you will either die on the gallows or of some unspeakable disease.'That depends, Sir,' said Disraeli, 'whether I embrace your policies or your mistress.”

“You asked me where I generally lived. In my workshop [i.e. in his study] in the mornings and always in the library in the evening. Books are companions even if you don’t open them.”