A man with a watch knows what time it is. A man with two watches is never sure.
Rogues are preferable to imbeciles because they sometimes take a rest.
An ignorant person is one who doesn't know what you have just found out.
Never attribute to malice what can be adequately explained by stupidity.
A little learning is a dangerous thing but a lot of ignorance is just as bad.
A person is never happy except at the price of some ignorance.