Hi, I'm new around here and this is my stupid joke. It might be old to you but sorry because I'm Vietnamesse.
Q: Why didn't the man die because of drinking poison?
A: Because he drank it in the living-room!:P
Good joke; thanks!
It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
Welcome to the forum.
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
A number by itself is useful, but it is far more useful to know how accurate or certain that number is.