“As we advance in life we learn the limits of our abilities.”

“We enter the world alone we leave it alone.”

“Of all the evil spirits abroad at this hour in the world insincerity is the most dangerous.”

“Philosophy goes no further than probabilities and in every assertion keeps a doubt in reserve.”

“Men are made by nature unequal. It is vain therefore to treat them as if they were equal.”

“Human improvement is from within outward.”

“As we advance in life we learn the limits of our abilities.”