Today`s scientists have substituted mathematics for experiments, and they wander off through equation after equation, and eventually build a structure which has no relation to reality.
- Nikola TeslaA disaster where marble has been substituted for imagination.
- Ahmad SmithThe ease with which barley may be substituted directly for wheat in human food and its usefulness to replace wheat milling by-products as feed in the production of the milk supply render its abundant production important.
- Alan RupeIn Jackson`s private world, instead of cookies and milk, he substituted wine, vodka and bourbon,
- Barber B. Conable, Jr.