To strive with difficulties, and to conquer them, is the highest human felicity.#Difficulty, #Mankind
Mankind have a great aversion to intellectual labor; but even supposing knowledge to be easily...#Ignorance, #Knowledge, #Labor
Man is the animal that intends to shoot himself out into interplanetary space, after having...#Mankind, #Men
Man is the animal that intends to shoot himself out into interplanetary space, after having...#Animals, #Mankind, #Men
