I never realized I could favorite a comment on HN. Thanks!
For anyone wondering how:
Next to the username of the comment you want to save it will show how long ago the comment was left (ex: "40 minutes ago"). Click on that time and then there is a link at the top where you can click favorite.
For anyone wondering how: Next to the username of the comment you want to save it will show how long ago the comment was left (ex: "40 minutes ago"). Click on that time and then there is a link at the top where you can click favorite.