A mountain is broken even by a thunderbolt: is the thunderbolt therefore as big as the mountain? No, he whose power prevails is really mighty; what is there in bulk?

For the moon, though one, dispels the darkness, which the stars, though numerous, can not.

I've broken thermometers before, and it was no big deal,

Excessive attachment to sense pleasures leads to bondage, and detachment from sense pleasures leads to liberation; therefore it is the mind alone that is responsible for bondage or liberation.

hit me like a thunderbolt.

He that pryeth into every cloud may be struck with a thunderbolt