【正确答案】Only at college can you become aware of the importance of self-restraint (self-control). It usually takes a couple of months to get used to/adapt to college life, making it necessary for you (so there is the need) to try to be self-reliant. Also, you are to set some achievable goals, such as going on to graduate school/entering graduate school/becoming a graduate student. Academic performance makes much difference to your future. Those who try to spend as much time on study as possible/devote...time to are most likely to be top students/...have the best chance of becoming...