Keener

A sharp tongue is the only edged tool that grows keener with constant use.

A dog's sense of smell is much keener than a human's.

There can be no keener revelation of a society's soul than the way in which it treats its children.

From time to time she fell into a sort of reverie, and when she was quite alone she would reason thus: "I am ill, and yet I do not know my complaint. I suffer, and yet I bear no wound. I feel afflicted, and yet I have not lost any one of my sheep. I burn, although I am seated in the deep shade. How many times have the brambles torn my skin and yet I did not cry? How many bees have pricked me with their stings and yet I was soon cured? Thus that which has now wounded me in the heart must be keener than all those!"

I had no keener pleasure than in following Holmes in his professional investigations, and in admiring the rapid deductions, as swift as intuitions, and yet always founded on a logical basis with which he unravelled the problems which were submitted to him.

Holmes looked even thinner and keener than of old, but there was a dead-white tinge in his aquiline face which told me that his life recently had not been a healthy one.

"Björn, sci-fi isn't just about the future. There's time travel to the past." "You're a keener, Ragnar!"

"Björn, sci-fi isn't just about technology. There's drama or personal conflict." "You're a keener, Ragnar!"

"Björn, some sci-fi deals with religious issues." "You're a keener, Ragnar!"

"Jack, you can meditate sitting in a posture or walking, maybe to and fro." "Oh, Sam, you're a keener!"