HREE out of the six immortal modern LITTLE 

 scientists began life as surveyors and civil JOURNEYS 

 engineers Wallace, Tyndall and Spencer. 

 From the number of eminent men, not , 

 forgetting Leonardo da Vinci, Washing- 

 ton, Lincoln, Ulysses S. Grant, Henry 

 Thoreau aye! nor old John Brown, who carried a 

 Gunter's chain and manipulated the transit we must 

 conclude that there is something in the business of 

 surveying that conduces to clear thinking and strong 

 independent action. 



If I had a boy who by nature and habit was given to 

 futilities, I would apprentice him to a civil engineer. 

 QWhen two gangs of men begin a tunnel, working 

 toward each other from different sides of a mountain, 

 dreams, poetry, hypothesis and guesswork had better 

 be omitted from the equation. Here, at last, is a case 

 where metaphysics has no bearing. It is a condition 

 that confronts them, not a theory.' 

 Theological explanations are assumptions built upon 

 hypotheses, and your theologian always insists that 

 you shall be dead before you can know. 

 If~a bridge breaks down or a fire-proof building burns 

 to ashes, no explanation on the part of the architect 

 can explain away the miscalculation ; but your theolo- 

 gian always evolves his own fog, into which he can 

 withdraw at will, thus making escape easy. 

 Darwin, Huxley, Spencer, Tyndall and Wallace all 

 had the mathematical mind & Nothing but the truth 

 would satisfy them. In school, you remember how we 



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