A good education is a foundation for a better future.

Beware of false knowledge; it is more dangerous than ignorance.

An investment in knowledge pays the best interest.

Education is the passport to the future, for tomorrow belongs to those who prepare for it today.

Science knows no country, because knowledge belongs to humanity, and is the torch which illuminates the world.

Nature is the source of all true knowledge. She has her own logic, her own laws, she has no effect without cause nor invention without necessity.

Once you replace negative thoughts with positive ones, you'll start having positive results.

The will to win, the desire to succeed, the urge to reach your full potential... these are the keys that will unlock the door to personal excellence.

Positive thinking is a valuable tool that can help you overcome obstacles, deal with pain, and reach new goals.

We should not give up and we should not allow the problem to defeat us.