No day so clear but hath dark clouds.
The thorne comes forth with the point forwards.
Hee that looseth his due, gets not thankes.
A kinsman, a friend, or whom you intreate, take not to serve you, if you will be served neately.
An oath that is not to bee made is not to be kept.
The Philosophy of Princes is to dive into the Secrets of men, leaving the secrets of nature to those that have spare time.