It is hard to not take criticism personal as a christian and can hurt at times Jesus gives us the best answer for how to take criticism.

Mat 5:10  Blessed are they which are persecuted for righteousness' sake: for theirs is the kingdom of heaven.

Mat 5:11  Blessed are ye, when men shall revile you, and persecute you, and shall say all manner of evil against you falsely, for my sake.

Mat 5:12  Rejoice, and be exceeding glad: for great is your reward in heaven: for so persecuted they the prophets which were before you.