"As we advance in life we learn the limits of our abilities."
- James Froude
"Human improvement is from within outward."
"Men are made by nature unequal. It is vain therefore to treat them as if they were equal."
"Philosophy goes no further than probabilities and in every assertion keeps a doubt in reserve."
"Of all the evil spirits abroad at this hour in the world insincerity is the most dangerous."
"We enter the world alone we leave it alone."