Fiat don't be embarrassed ever with us. I cannot speak for others but I killed so many Cactus when I first started I bet when they saw me coming they dived under the counter because they new it was sudden death if they went home with me. I have been at this for more years than I want to admit and I am still asking questions and killing a few plants along the way.
Succulents are different than the cactus. They were a little harder for me to kill because they can take a little more water. Cactus seem to hate water. They are use to being in the desert and it does not rain in the desert.
I