Citations: Buddha (thinkexist.com)

However many holy words you read,However many you speak,What good will they do you If you do not act on upon them?

To understand everything is to forgive everything. (Buddha)

after observation and analysis, when you find that anything agrees with reason and is conducive to the good and benefit of one and all, then accept it

You will not be punished for your anger, you will be punished by your anger. (buddha)

All that we are is the result of what we have thought. The mind is everything. What we think we become (buddha)