Kitsune said:
"Leafildor, quickly, use your connection to the trees to make that oak there attack!"
"Um, I can't. That's a once per day thing."
"But you said you were the fallen prince of trees!"
"Well, I am! Once a day until the start of my next round."
"I, Krunk, barbarian of the Frozen Wastes, smash the traitor's jaw with a vicious kick from my boot."
"Actually, Dave, you have to roll on a random unarmed attack table. You might not be able to do that."
"Galstaff, gather your arcane might and drive back this darkness with your Magic Missile!"
"Um, I can't. I only had one memorized, and we'll have to rest for me to get it back. In 14 hours, since it has to be 24 between spell memorizations. Sorry, chief, but them's the rules."
"With Sneaky Willy in need of a resurrection spell, we need someone to find that trap and disarm it so we can escape."
"Sorry, illustrious leader, but none of us are capable of searching because we don't have the Thief class written on our character sheet."
"As an elf, I might randomly find a secret door, but I wouldn't know a trap if it jumped out and bit me."
Never stopped us before, and it won't stop us now. The more things change, the more they stay the same.