You can use the brochure The Origin of Life ​ — Five Questions Worth Asking to give a convincing answer to those who want to know “a reason for the hope you have. ”
لِتُعْطُوا أَجْوِبَةً تُقْنِعُ ٱلَّذِينَ يُرِيدُونَ أَنْ يَعْرِفُوا « سَبَبَ ٱلرَّجَاءِ ٱلَّذِي فِيكُمْ » .‏