Greta Thunberg.

Murray Perahia, because he is a great pianist, and temporarily lost the use of one hand, which prevented him from playing. His courage was beyond description.

I often take this advice and keep an eye on the ones the world may dismiss as crazy—Elon Musk included. They are often the ones who have the guts to take on a big project; The courage to be aggressive and innovative.

Aung San Suu Kyi, Caetano Veloso, Terry and Jo Harvey Allen, Ford Wheeler, Edward Snowden, Chelsea Manning. My late father.

I was 13 when this book came out in your country in 1981, and I fell in love with it. It’s one of the books that made me love puzzles.

That is a good question. Well, one thing I do love is my elastic shoelaces. ... So, you just replace the cloth shoelaces with these elastic… I think it’s called “Lace Lock” is the brand I use. And, yeah, shoelaces seem like such 18th century technology.

I was the answer to one across in the Dec. 26, 2017, New York Times crossword puzzle.

I like to watch Netflix on double-speed. My wife says it ruins movies, but I love being able to watch twice as many movies in the same amount of time. And sometimes it doesn’t even feel rushed. I recently watched “Manchester by the Sea” on double-speed. I kind of wanted triple-speed for that one. I can’t imagine watching that in normal time.

So words are my true love. But I grew to love all these other genres, including jigsaws, which I was very snobby about and looked down on. I was, ‘They’re not real puzzles.’ But I am a reformed jigsaw skeptic. I can officially say I am now a jigsaw lover.

I think part of the meaning of life is actually the search for the meaning of life. That may sound glib, but I truly believe it. Curiosity and looking for the meaning—even if we never find it—is the meaning.