What's the Reason for Not Forcing Your Child to Take the Domain Which You Want in the Academic Life?

We know most of the parents have a dream that their children spend the time as per their dream and achieve all of those things which they want. When we see the perspective of the students (children) they are moving in an opposite direction that is breaking the rule of thumb of their parents. But here parents force their child to choose that field where they want and the child as a student selects that specific domain and spends a lot of time. As a result both observe that they wasted their time on that particular area where the student has zero interest level. Students may use the source of custom dissertation writing help but they never get that level of satisfaction after seeing their marks which they may get in that field where they have interest level.