In life, one must always pass through a rough phase before getting to smooth surface area and it has been a secret to success.

This phrase ( "No pain, no gain") is true because almost everyone has experienced it in life's journey. Just like your friend in the University, the pains he went through to feed daily and pay fees was his greatest motivation to success ( gaining of good grades).

Your entry to this contest is very good.
Best of luck and thank you for inviting me!