他对那些不信教的人很包容，从不强求别人改变信仰。

He is very tolerant towards ___unbelievers and never forces others to change their beliefs.

作为一名坚定的无神论者，他经常被宗教团体视为不信者。

As a staunch atheist, he was often seen as an ___unbeliever by the religious community.