"Unless you have been to boarding-school when you are very young, it is absolutely impossible to appreciate the delights of living at home"

"Mother love is the fuel that enables a normal human being to do the impossible"

"The young man knows the rules, but the old man knows the exceptions"

"What is real is not the external form, but the essence of things... it is impossible for anyone to express anything essentially real by imitating its exterior surface"

"It is impossible to begin to learn that which one thinks one already knows"

"Young men have a passion for regarding their elders as senile"

"Youth is not a question of years: one is young or old from birth"

"In America the young are always ready to give to those who are older than themselves the full benefits of their inexperience"

"I shall not die young, for I am already near seventy: I may die old"

"The only way of finding the limits of the possible is by going beyond them into the impossible"

"Neurotics complain of their illness, but they make the most of it, and when it comes to talking it away from them they will defend it like a lioness her young"