Sometimes when you innovate, you make mistakes. It is best to admit them quickly, and get on with improving your other innovations

Steve Jobs

Positive thinking will let you do everything better than negative thinking will.

Zig Ziglar

There is little difference in people, but that little difference makes a big difference. That little difference is attitude. The big difference is whether it is positive or negative.
W. Clement Stone

Few things in the world are more powerful than a positive push. A smile. A world of optimism and hope. A you can do it when things are tough.
Richard M. DeVos