Classical theology defines sin as 'rebellion against God.' The answer is not incorrect as much as it is shallow and insulting to the human being. Every person deserves to be treated with dignity even if he or she is a 'rebellious sinner'.

... the core of sin is a lack of self-esteem. ... Sin is psychological self-abuse. ... the most serious sin is one that causes me to say, 'I am unworthy. I may have no claim to divine sonship if you examine me at my worst.' For once a person believes he is an 'unworthy sinner,' it is doubtful if he can really honestly accept the saving grace God offers in Jesus Christ.

What great thing would you attempt if you knew you could not fail?

Anyone can count the seeds in an apple, but only God can count the number of apples in a seed.

Marriage may restrict your activity, but it increases your pleasure. It permits sex without shame, fear, or guilt.

Turn your scars into stars.

Every person is responsible for all the good within the scope of his abilities, and for no more, and none can tell whose sphere is the largest.