Sometimes it's nice to be pessimistic
Pessimism can bring out the reality of life, but you can't live in pessimism brings on a rotten life.
A small dose of pessimism may be healthy. You can't have your head in the clouds all the time. So a little may be good, but don't take it as far as a loss of hope in the future; your life will be miserable.
Here's a short video.. .
Source: WSJ's Sumathi Reddy and Dr. Dilip Jeste join Lunch Break with Lee Hawkins.