In this task, you are given a context tweet and an answer. Your job is to generate a question for the given answer based on the given tweet paragraph. Note that your question should be answerable based on the given tweet, and the answer to your question should be the given answer.
Q: Context: Happy Birthday Nelson Mandela. You teach us tolerance, forgiveness and simple kindness. #Saint Kim Engelbrecht (@kimengelbrecht) July 18, 2012 Answer: tolerance, forgiveness and simple kindess
A:
what does nelson mandela teaches us?