"Spending two years on my uncle's ranch in Montana as a young man gave me the wisdom and the thrust to do westerns"

"Raising children is an incredibly hard and risky business in which no cumulative wisdom is gained: each generation repeats the mistakes the previous one made"

"On every thorn, delightful wisdom grows, In every rill a sweet instruction flows"

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

"The man who makes everything that leads to happiness depends upon himself, and not upon other men, has adopted the very best plan for living happily. This is the man of moderation, the man of manly character and of wisdom"

"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"

"Silence does not always mark wisdom"

"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"

"Vanity can easily overtake wisdom. It usually overtakes common sense"

"Nature and wisdom never are at strife"