Ralph Waldo Emerson : "A hero is no braver than an ordinary man, but he is brave five minutes longer."
The hardest thing to learn in life is which bridge to cross and which to burn. 

- David Russell
“There is nothing on this earth more to be prized than true friendship.” - St. Thomas Aquinas
George Bernard Shaw : "Do not do unto others as you would that they should do unto you. Their tastes may not be the same." 
When it comes to eating right and exercising, there is no "I'll start tomorrow." Tomorrow is disease. 

- Terri Guillemets 
“We know our friends by their defects rather than by their merits.” - William Somerset Maugham
“Perhaps love is the process of my leading you gently back to yourself” - Antoine de Saint-Exupery
The man who forgives is far stronger than the man who fights. 

- Nathan Croall
Abraham Lincoln : "Without the assistance of the Divine Being... I cannot succeed. With that assistance, I cannot fail." 
“Weakness of attitude becomes weakness of character.” - Albert Einstein