The long-running series in which readers answer other readers’ questions on subjects ranging from trivial flights of fancy to profound scientific and philosophical concepts

This week’s question: Donald Trump is not the messiah. But what does it take to convince people that you are?

What would the world look like if nobody ever made a mistake? Ian Osborne, Worcestershire

Send new questions to nq@theguardian.com.

Quite boring, to be honest. Sagarmatha1953