Change is inevitable, except from a vending machine.

A great memory does not make a philosopher, any more than a dictionary can be called grammar

In a time of universal deceit, telling the truth is a revolutionary act.

As we enjoy great Advantages from the Inventions of others, we should be glad of an Opportunity to serve others by any Invention of ours, and this we should do freely and generously.

Don't worry about people stealing your ideas. If your ideas are any good, you'll have to ram them down people's throats.

Put your hand in an oven for a minute and it will be like an hour, sit beside a beautiful woman for an hour and it will be like a minute, that is relativity

Giving a party is very like having a baby: its conception is more fun than its completion, and once you have begun it it is almost impossible to stop

To understand the rich, you must find out who they are rich for… who they think of when they think of money

People are often unreasonable, illogical, and self-cantered;
Forgive them anyway.

If you are kind, people may accuse you of selfish, ulterior motives;
Be kind anyway.

If you are successful, you will win some false friends and some true enemies;
Succeed anyway.

If you are honest and frank, people may cheat you;
Be honest and frank anyway.

What you spend years building, someone could destroy overnight;
Build anyway.

If you find serenity and happiness, they may be jealous;
Be happy anyway.

The good you do today, people will often forget tomorrow;
Do good anyway.

Give the world the best you have, and it may never be enough;
Give the world the best you've got anyway.

You see, in the final analysis,
it is between you and God;

It was never between you and them anyway

Your greatness is measured by your kindness; your education and intellect by your modesty; your ignorance is betrayed by your suspicions and prejudices; and your real caliber is measured by the consideration and tolerance you have for others