I can't is my new favourite phrase. I've used it a thousand times today, all for good reasons...

I can't practice because I have AP class.

I can't see you this weekend because I am taking the SATs.

I can't go skinny dipping because I can't get caught.

I can't call you because I can't find my phone.

I can't do this dictation because I can't hear as well as usual.

I can't understand this passage.

I can't accept the words you've said to me because I don't want to.

I can't believe what an intolerant idiot Deb is.

I can't do my homework because I have no attention span.

I can't call you because I'm afraid.

I can't see you yet because I am not good enough.

I can't practice because I can't be unfaithful.

See? I can't do anything.