Lots of people enjoy learning for the sake of learning, but there is an infinite amount of things out there for people to learn. If you don't spend some effort

Lots of people enjoy learning for the sake of learning, but there is an infinite amount of things out there for people to learn. If you don't spend some effort to convince people "Hey, this thing there is really worth learning!" then they won't - even if they are not lazy. No one - even non-lazy people - has the time to learn about everything.