We learned last time that one should not be embarrassed to do what is correct, even if others are making fun. The Mishna Berura adds that similarly, if one is in the presence of others who are greater than him, he should not be embarrassed to do something positive (even though they are not). However in this case if it can be done privately, that would be proper.

2) However, if it is a person who would learn from your actions, then it would be appropriate to do it in front of them, but certainly one’s intentions should be for this reason and not to appear superior