Nature's action is complex: and nothing is gained in the long run by pretending that it is simple.

The most valuable of all capital is that invested in human beings.

Economics is the study of mankind in the ordinary business of life.

I never learned math, so I had to think.

-- Joan Robinson

Instead of using only comparative and superlative Words, and intellectual Arguments, I have taken the course to express my self in Terms of Number, Weight, or Measure.

-- Born 1623

Land is the Mother and Labour the Father of Wealth.

-- Born 1623

There is no way to make an accurate map except by walking and measuring.

-- Born in 1745 in Japan

Human action is purposeful behavior.

-- Born in Lemberg 1881

Errors using inadequate data are much less than those using no data at all.

-- Charles Babbage