Giving up smoking is the easiest thing in the world. I know because I've done it thousands of times.
Quotes by Mark Twain
The only way to keep your health is to eat what you don't want, drink what you don't like, and do what you'd rather not.
Patriotism is supporting your country all the time, and your government when it deserves it.
After all these years, I see that I was mistaken about Eve in the beginning; it is better to live outside the Garden with her than inside it without her.
The fact that man knows right from wrong proves his intellectual superiority to other creatures; but the fact that he can do wrong proves his moral inferiority to any creature that cannot.