PHP is rarely the bottleneck.
When the world becomes standard, I will start caring about standards.
I don't like programming. It's tedious.
I actually hate programming, but I love solving problems.
Ugly problems often require ugly solutions. Solving an ugly problem in a pure manner is bloody hard.
I don't know how to stop it, there was never any intent to write a programming language [...] I have absolutely no idea how to write a programming language, I just kept adding the next logical step on the way.