Try All Things, Hold Fast

Mathematical Proofs, Like Diamonds, Are Hard And Clear, And Will Be Touched With Nothing But Strict Reasoning.

It Is One Thing To Persuade, Another To Command; One Thing To Press With Arguments, Another With Penalties.

Don't Let The Things You Don't Have Prevent You From Using What You Do Have.

The Dread Of Evil Is A Much More Forcible Principle Of Human Actions Than The Prospect Of Good.

We Are Born With Faculties And Powers Capable Almost Of Anything, Such At Least As Would Carry Us Farther Than Can Easily Be Imagined: But It Is Only The Exercise Of Those Powers, Which Gives Us Ability And Skill In Any Thing, And Leads Us Towards Perfection.