You can't change people by removing something. You must create a void and then fill it.
The currency of living is how you spend the moments of your life
Physics changes, but reality stays the same
How much pleasure can you stand?
Optimism, that is healthy in its application, will inevitably result in better physical and emotional health.
There are all kinds of things we can do in this world to make it a better place but we must start with ourselves.