You can make more friends in two months by becoming interested in other people than you can in two years by trying to get other people interested in you.
Dale Carnegie
True friends visit us in prosperity only when invited, but in adversity they come without invitation.
Theoprastus
Be slow to fall into friendship; but when thou art in continue firm and constant.
Socrates
He that walk with wise men shall be wise.
Solomon
When we lose a friend we die a little
Robert Herrick.
We never know the true value of friends. While they live we are too sensitive of their faults; when we have lost them we only see their virtues.
Julius Charles Hare
All the best things that I did at Apple came from (a) not having money and (b) not having done it before, ever.
Steve Wozniak, Apple