Earlier quoted context omitted.
In my experience, pleasantness and unpleasantness are day to day feelings that sometimes work in my favor and sometimes don't. Many times I have a responsibility which requires unpleasant things, and it makes it more difficult to do, and might make me unhappy if my happiness is based on daily frustrations and successes. That type of happiness tends to have very little to do with our goals. Since it's also very unpred…
I like this perspective. There's just one problem with it: while many would likely find it sensible, most don't share your ability act in a rational fashion. I'm of the mind that most people are overwhelmed by impulses; therefore, they choose what's immediately desirable, over what they know to be the right thing to do. Then of course, my post isn't altogether that different from yours, in terms of its applicability…
The point though is that if you do this a few times, it will start to happen more and more and eventually you will make a habit out of it.