There's a fine line between genius and insanity. I have erased this line.

Never put off until tomorrow what you can do the day after tomorrow.

To the world you may be one person, but to one person you may be the world.

There are times when sorrow seems the only truth.

Life can only be understood backwards; but it must be lived forwards.

If you start by promising what you don't even have yet, you'll lose your desire to work towards getting it.

Friends show their love in times of trouble, not in happiness.

Here is the secret of inspiration: tell yourself that thousands and tens of thousands of people, not very intelligent and certainly no more intelligent than the rest of us, have mastered problems as difficult as those that now baffle you.

I love you not only for what you have made of yourself, but for what you are making of me.

Life is very short, and there's no time for fussing and fighting my friends.