| Although nobody knew any of this before Pasteur, trial-and-error use was made of it during the cholera and plague epidemics. |
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| He approached the trial-and-error three-year project like one of his counter-intuitive mathematical problems. |
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| So I've been doing this trial-and-error experiment to find out what's what. |
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| They have evolved from years of experience and trial-and-error problem solving by groups of people working in their environments drawing upon resources they have at hand. |
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| Relationships, too, involved painful trial-and-error. |
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| The projects have benefited from a flexibility that allows the participants to ask questions and conduct experiments, using a trial-and-error methodology. |
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| The Edisonian approach to innovation is characterized by trial-and-error discovery rather than a systematic theoretical approach. |
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| These centrist dynamists share an appreciation for dispersed knowledge and trial-and-error evolution that spills over into their attitudes toward markets. |
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