I wanted to pursue engineering as my career, but after my +2 I realized that it is much tougher than I expected it to be. What should I do?

Every thing is not measured by it's toughness. You should see that if you completed that course then how much it gonna benefit you. Must do hardwork don't think about marks just keep focus and concentrated on your studies. Do more practical things and keep knowledge on practical things rather than t

One need to work hard, smart and should focus on studies. If you have desire, you can achieve it.