How is it that so often . . . I get the feeling I've worked hard to learn something I read more

How is it that so often . . . I get the feeling I've worked hard to learn something I already know, or knew, once.

Some people will never learn anything, for this reason, because they understand everything too soon.

Some people will never learn anything, for this reason, because they understand everything too soon.

Children are like wet cement. Whatever falls on them makes an impression.

Children are like wet cement. Whatever falls on them makes an impression.

I am learning all the time. The tombstone will be my diploma.

I am learning all the time. The tombstone will be my diploma.

In the end we retain from our studies only that which we practically apply.

In the end we retain from our studies only that which we practically apply.

Next these learn'd Jonson in this list I bring
Who had drunk deep of the Pierian Spring.

Next these learn'd Jonson in this list I bring
Who had drunk deep of the Pierian Spring.

A little learning is a dangerous thing.

A little learning is a dangerous thing.

The green retreats
Of Academus.

The green retreats
Of Academus.

What we have to learn to do, we learn by doing.

What we have to learn to do, we learn by doing.