The principle of give and take is the principle of diplomacy - give one and take ten. (Quote by - Mark Twain)

From principles is derived probability, but truth or certainty is obtained only from facts. (Quote by - Tom Stoppard)

Some believe all that parents, tutors, and kindred believe. They take their principles by inheritance, and defend them as they would their estates, because they are born heirs to them. (Quote by - Alan Watts)

It is easy to be tolerant of the principles of other people if you have none of your own. (Quote by - Herbert Samuel)

Expedients are for the hour, but principles are for the ages. (Quote by - Henry Ward Beecher)