“Before a man can successfully plan a structure… he must study, from every possible angle, the ultimate purpose of his building. Attention must be directed to the basic structural concept before the mathematical process of calculation is undertaken.”
p, 125
Philosophy of Structures (1958)
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Eduardo Torroja 29
Spanish architect 1899–1961Related quotes
“This dialectical structure must be understood in terms of a dynamic process of communication.”
Source: Dynamics Of Theology, Chapter Nine, The Structure of Interpretation, p. 178

“Mathematics… is the set of all possible self-consistent structures”
Source: Hyperspace (1995), Ch.15 Conclusion<!--p.328-->
Context: Mathematics... is the set of all possible self-consistent structures, and there are vastly more logical structures than physical principles.

Source: The Concept and the Role of the Model in Mathematics and Natural and Social Sciences (1961), p. ix

“Man must first live before he can live abundantly.”
In Place of Fear (William Heinemann Ltd, 1952), p. 40
1950s

“Before a man can do things there must be things he will not do.”
Eugene H. Peterson, A Long Obedience in the Same Direction, IVP, start of Ch 2.
Attributed
Source: Also quoted elsewhere and attributed to Mencius as "Only when there are things a man will not do is he capable of doing great things," again with no source.

Scientific Autobiography and Other Papers (1949)

Source: Process charts (1921), p. 3.