Under normal conditions the research scientist is not an innovator but a solver of puzzles, and the puzzles upon which he concentrates are just those which he believes can be both stated and solved within the existing scientific tradition.
在正常情况下，研究科学家不是创新者，而是解谜者，而他所关注的谜题恰恰是那些他认为可以在现有的科学传统中陈述和解决的谜题。