Here are 35 tips for being unhappy, of course, do the opposite 
1) Go back over and over again to your past.
2) Do the same as above but about your future.
3) Complain about everything and do nothing to solve things.
4) Condemn yourself for not achieving perfection.
5) Don't take yourself into account.
6) Surround yourself with negative people.
7) Try to control everything.
8) Be lazy.
9) Hold on to anger and hatred.
10) Always try to be right.
11) Feel inferior to others.
12) Turn grains of sand into mountains.
13) Avoid responsibilities.
14) Blame your failures on others.
15) Don't let anyone help you.
16) Focus your attention on all the negative events that happen around you and don't focus on the positive ones.
17) Value the opinions of others a lot more than your own.
18) Be suspicious of people.
19) Don't face problems and difficulties. Always leave through the back door to take the easy path.
20) Sleep little.
21) Don't learn to say "no" to others. Always appear condescending and at his service.
22) Try to be friends with everyone.
23) Always do several things at the same time.
24) Never learn to be alone.
25) Take life very seriously.
26) Work on something you don't like.
27) Focus on all those things you don't have.
28) Never exercise.
29) Gives a lot of importance to money.
30) Frown and, above all, don't smile.
31) Eat fast food and pastries.
32) Never give your opinion. Reserve it for yourself.
33) Always act thinking of others.
34) Always put your needs in the background.
35) Sit and watch TV for hours.
"Happy people accept things that have no remedy, but fight for those that have a solution."