"The strength of a chain is the strength of its weakest link."

“People who are stupid, unscrupulous, or hypocritical, think that others are just the same. And — this is the real pity — they treat them as if they were.”

“True virtue is not sad or disagreeable, but pleasantly cheerful.”

“I am every day more convinced that happiness in Heaven is for those who know how to be happy on earth.”

“It is easier to bustle about than to study, but it is also less effective.”

“The understanding that so many people demand of others is that everyone should join their party.”

“You are ready to give your life for your honour ... Be ready to give up your honour for your soul.”