Logic will get you from A to Z; imagination will get you everywhere.
Invention is not the product of logical thought, even though the final product is tied to a logical structure.
The grand aim of all science is to cover the greatest number of empirical facts by logical deduction from the smallest number of hypotheses or axioms.
Pure mathematics is, in its way, the poetry of logical ideas.
If a gag interfered with the logic of events, no matter how funny it was, I would not use it.