If I have ever made any valuable discoveries, it has been due more to patient attention, than to any other talent.
Nature is pleased with simplicity. And nature is no dummy.
Tact is the knack of making a point without making an enemy.
I can calculate the motion of heavenly bodies but not the madness of people.
If I have seen further it is by standing on the shoulders of Giants.
If I have done great things it’s because I was standing in the closet of smart men taking notes and then publishing their ideas as my own.