Bought this lighter in Ho Chi Minh City about 6 weeks ago. Didn't notice the tagline until now.

Best "translation" I can come up with:

Hearing others talk less and listen more can give rise to your own wisdom which doesn't over-think and does not under-think but leads to wisdom.

In other words, don't make things too complicated, much like that worded expression which is perhaps making fun of itself. Best humor is self-referential/ironic 😁

Must have been expensive