Your example should be stellar among your friends, associates, family, teachers, co-workers, and other Christians.
The answer, of course, in the mouth of a Christian teacher is that in Christianity alone is there both present joy and future hope.
As a practicing Jew, I have studied with Christian teachers whom I respect for who they are and what they are, including their positive concern with Jews and Judaism.
It was in the early 1960s that my late revered teacher, Professor Abraham Joshua Heschel, became the first major Jewish theologian in America to enter into dialogue with Christian theologians on a high theological level.
I was always shouted at by my teacher because I would draw straight on the table in the school.
The object of (Christian) faith is not the teaching but the Teacher.
The true Christian is in all countries a pilgrim and a stranger.
A teacher affects eternity; he can never tell where his influence stops.