Regardless of who rejects the dawah, be better. If you claim to be upon this path then you MUST realize that not everyone is going to accept it. Show calmness, tranquility, and patience. The majority of Muslims are ignorant and the most important thing that a Muslim can do is worship his lord and rid himself of this ignorance.
A believer will say on the Day of Judgment: I have major sins too! - Shaykh Sulayman Ar Ruhaylee @MTWSNC
Shaykh Sulayman Ar Ruhaylee:
A man from the believers, a person of Tawheed, will be brought forth on the Day of Judgment. It will be said:
اعْرِضُوا عَلَيْهِ صِغَارَ ذُنُوبِهِ وَيُخَبَّأُ عَنْهُ كِبَارُهَا ، فَيُقَالُ لَهُ :عَمِلْتَ يَوْمَ كَذَا وَكَذَا ,…