If the general principle were "things to enjoy life", you'd probably want to look at examples like 1. Finding love 2. Raising children 3. Helping others 4.

If the general principle were "things to enjoy life", you'd probably want to look at examples like 1. Finding love 2. Raising children 3. Helping others 4. Strengthening your body 5. Learning about the world 6. Participating in sports 7. Music (playing and listening) 8. Art (creating and appreciating) Does it make people less inclined to seek those things or mute their enjoyment? Things like recreational drugs (alcohol, marijuana, and tobacco included), gambling, and (excess or poor) food sound to me like "self-destructive behaviors" for many people, which generally are things that make life less enjoyable, and the people participating in them know that (but nonetheless struggle to stop).