Lying is the greatest of all sins.

My home is where I work, and I work everywhere.

Second to agriculture, humbug is the biggest industry of our age.

It is my express wish that in awarding the [Nobel Prizes] no consideration be given to the nationality of the candidates, but that the most worthy shall receive the prize, whether he be Scandinavian or not.

I have not the slightest pretension to call my verses poetry; I write now and then for no other purpose than to relieve depression or to improve my English.

For me writing biographies is impossible, unless they are brief and concise, and these are, I feel, the most eloquent.

The only true solution would be a convention under which all the governments would bind themselves to defend collectively any country that was attacked.