In other words, A takes 12 hours to paint the house, B takes 6 hours to paint the house, and C takes 24 hours to remove all the paint from the house.
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Thinking is cheating.
"Shoot C", indeed!
When you're old and your eyes are dim, There ain't no old shep gonna happen again
We'll still go walking down country lanes, I'll sing the same old song
Hear me call your name