Answer:
No one can come into contact with the best that Buddhism offers without being impressed by its serenity, assurance and power.
Step-by-step explanation:
This is the sentence that best states the author's opinion of Buddhism. In this passage, the author outlines his views on Buddhism and Christianity. He compares the two, and talks about their respective merits. However, he also provides his own personal opinion about the subject. The author tells us that he believes Buddhism impresses everyone because of its serenity, assurance and power.