Ley
Auto-translated
This is a marvel of selective breeding – a square watermelon:D
Well, Lu41k, life experience obliges him to know the answer to this riddle :D.
But there's a small continuation:
"and why is it square?" - "so it doesn't roll away... :D" - don't take it too seriously, it's just a joke...:)
"Единственное, что можно сказать с уверенностью об удаче - она изменит..."