If ever you misplaced your keys and are locked out, talk calmly to your lock. Because communication is key.
Engineers confuse holidays

Why do engineers confuse Halloween and Christmas?
Because Oct 31 = Dec 25
Kinds of people

There are 10 kinds of people in this world. Those who understand Binary and those who don’t.
Fearing the negative

Did you hear about the mathematician who’s afraid of negative numbers?
He will stop at nothing to avoid them.
Time to spare

Today, I combined all my old wrist watches to make a belt. I don’t recommend it though, it is a complete waist of time.