One of the keys to happiness is a bad memory.

Rita Mae Brown

You can victimize yourself by wallowing around in your own past.

Wayne Dyer

Bitterness is like cancer. It eats upon the host. But anger is like fire. It burns it all clean.

Maya Angelou

Don't worry about breaks every 20 minutes ruining your focus on a task. Contrary to what I might have guessed, taking regular breaks from mental tasks actually improves your creativity and productivity. Skipping breaks, on the other hand, leads to stress and fatigue.

Tom Rath

I think the saddest people always try their hardest to make people happy because they know what it's like to feel absolutely worthless.

Robin Williams

Years before doctors informed me of my high-functioning autism and the disconnect it causes between person and language, I had to figure out the world as best I could. I was a misfit. The world was made up of words. But I thought and felt and sometimes dreamed in a private language of numbers.

Daniel Tammett