Ask HN: What is the most useful HN thread you have saved?

How does one overcome the need for instant gratification?[0]

What's your process for learning?[1]

How do I fix my posture after years at the computer?[2]

Link [2] is dead for me both http and https. Is it available elsewhere?

About an old programming language I'm interested in mostly because of its builtin database.

Does anyone take the time to review other users' public favorites?

There are "best of HN" threads to search for.

How does one review other users' public favorites?

I like threads about books and the stock market, but yet to save one...