Time involved Finding happiness is a major undertaking taking many, many hours, maybe years. The effort is truly unending, because most lives experience a series of great losses which are not easily accepted, e.g. death, failure, mental illness, etc. My experience is that people resist the deterministic notion. The American belief that there is a quick solution to every problem is very strong. It transforms into the idea that we don't have to tolerate anything we don't like, we can just get rid of the problem.
Sad events are inevitable.
In no way, should determinism lead to a fatalistic, pessimistic view of tomorrow, however. Effectiveness, advantages and dangers Seeking to be happy is such a complex process that science is decades away from objectively assessing the effectiveness of all the steps involved. Shared experiences and science will help us. I don't know of any dangers from trying to be happy, as long as we face reality and are responsible. Skills of living .