Happy birthday, Mister Schrödinger

Erwin Schrödinger, physicist, Nobel laureate and accidental creator of some really nerdy cat jokes and memes was born today in 1887.

If you have never hear of Erwin Schrödinger up to today, please close this gap in your knowledge by going here.
And here are some quantum physics related cat jokes for you:

Schrödinger’s cat walks into a bar, and doesn’t.

Schrödinger’s cat is wanted dead and alive.

In case you are confused now, watch this excellent video about Schrödinger’s cat and what it is all about: