All that I know I learned after I was thirty.

All that I know I learned after I was thirty.

Trouble brings experience, and experience brings wisdom.

Trouble brings experience, and experience brings wisdom.

Experiences are savings which a miser puts aside. Wisdom is an inheritance which a wastrel cannot exhaust.

Experiences are savings which a miser puts aside. Wisdom is an inheritance which a wastrel cannot exhaust.

It is costly wisdom that is bought by experience.

It is costly wisdom that is bought by experience.

Learning isn't a means to an end; it is an end in itself.

Learning isn't a means to an end; it is an end in itself.

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.

When you have really exhausted an experience you always reverence and love it.

When you have really exhausted an experience you always reverence and love it.

Experience tells you what to do; confidence allows you to do it.

Experience tells you what to do; confidence allows you to do it.

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.