Silence is the sanctuary of prudence.
Even knowledge has to be in the fashion, and where it is not, it is wise to affect ignorance.
A wise man gets more use from his enemies than a fool from his friends.
Evil report carries further than any applause
One deceit needs many others, and so the whole house is built in the air and must soon come to the ground.
Dreams will get you nowhere, a good kick in the pants will take you a long way.
Mediocrity obtains more with application than superiority without it.
Don't take the wrong side of an argument just because your opponent has taken the right side.