... where ignorance is bliss, 'Tis folly to be wise.

To act without clear understanding, to form habits without investigation, to follow a path all one's life without knowing where it really leads-such is the behavior of the multitude.

The length of sky is just about the size of my ignorance. Pure and wide.

Where ignorance is bliss, 'Tis folly to be wise.

Far more crucial than what we know or do not know is what we do not want to know.

Ignorance is the night of the mind, a night without moon or star.

A man who has learned little grows old like an ox: his flesh grows, but not his mind.

Ignorance is the womb of monsters.

To be conscious that you are ignorance is a great step to knowledge.

Only one who has learned much can fully appreciate his ignorance.