"The most precious is life. Life belongs to man only once. Person's life should be spent this way: When he looked back, it does not because of mediocrity, wasted Love and remorse, it will not Weiren despicable, vulgar and life guilty. Thus, when dying, he would be able to say: "I have his whole life and all the energies of the world's most magnificent career - the struggle for the liberation of mankind. "