Real wisdom is not the knowledge of everything, but the knowledge of which things in life are necessary, which are less necessary, and which are completely unnecessary to know.
The most important experiences a man can have are those that take him to the very limit; that is the only way we learn, because it requires all our courage.
Don't be afraid to ask questions. Don't be afraid to ask for help when you need it. I do that every day. Asking for help isn't a sign of weakness, it's a sign of strength. It shows you have the courage to admit when you don't know something, and to learn something new.
Gratefully accepting the proffered honor, [to inscribe a new legal work to him] I give the leave, begging only that the inscription may be in modest terms, not representing me as a man of great learning, or a very extraordinary one in any respect.
I praise God for you, sir: your reasons at dinner have been sharp and sententious; pleasant without scurrility, witty without affectation, audacious without impudency, learned without opinion, and strange with-out heresy.
Lionel Johnson comes the first to mind,
That loved his learning better than mankind,
Though courteous to the worst; much falling he
Brooded upon sanctity.