Dalai Lama XIV, The Book Of Joy: Lasting Happiness In A Changing World Quotes
The more time you spend thinking about yourself, the more suffering you will experience.
You must not hate those who do harmful things. The compassionate thing is to do what you can to stop them--for they are harming themselves as well as those who suffer from their actions.
If your mental health is sound, then when disturbances come, you will have some distress but quickly recover.