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

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

I do not pretend to know where many ignorant men are sure -- that is all that agnosticism means.

I do not pretend to know where many ignorant men are sure -- that is all that agnosticism means.

Real knowledge is to know the extent of one's ignorance.

Real knowledge is to know the extent of one's ignorance.

And his best riches, ignorance of wealth.

And his best riches, ignorance of wealth.

Ignorance, madam, pure ignorance.

Ignorance, madam, pure ignorance.

Gross ignorance: 144 times worse than ordinary ignorance.

Gross ignorance: 144 times worse than ordinary ignorance.

All you need in this life is ignorance and confidence, and then success is sure.

All you need in this life is ignorance and confidence, and then success is sure.

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

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

For "ignorance is the mother of devotion," as all the world
knows.

For "ignorance is the mother of devotion," as all the world
knows.