Nepal, Nov. 11 -- How often do we find ourselves thinking: "Can I do this? Is this even possible? Things always turn out badly for me." This line of pessimistic thinking is not uncommon. We've all had moments like this at some point in our lives.

I used to be a huge pessimist during my teenage years. Perhaps it was my developing adolescent mind or my defeatist attitude, but I would hesitate to work on something. I often felt that whatever I did would not work out, so there was no point in trying.

Pessimism, as we know, carries significant risks for both our physical and mental health. Studies show that it contributes to increased stress, anxiety, and depression, and can even lead to heart disease and higher mortality.

It took me a long...