The simile sets two ideas side by side; in the metaphor they become superimposed.
Great fear is concealed under daring.
Most style is not honest enough.
At Munich we sold the Czechs for a few months grace, but the disgrace will last as long as history.
Might was the measure of right.
It seems to me as natural and necessary to keep notes, however brief, of one's reading, as logs of voyages or photographs of one's travels. For memory, in most of us, is a liar with galloping consumption.