Being usually exceedingly unfortunate, you always must be careful not to trip, crash, or break something.

It was a curse to you, so having an extraordinarily lucky classmate who loved to mock you because of your luck, irritated you A LOT.

...

You're walking down the halls when you trip over nothing. But then someone catches you.

"Oh, if it isn't the unlucky brat..be glad I caught you." Scaramouche muttered mockingly as he released you, causing you to collapse on the floor.