Intellect at will means that someone is only smart when they want to be. This can be applied to anyone.
intellect means smart
It means lacking intelligence.
Above average intelligence
The collective aspects of intellect and consciousness.
weak in intellect, silly, stupid, of little intelligence,
Let's break it down. Incisive means "Sharp or sharp edge" as in cutting or tearing. Intellect- intelligence. What I have always know it to mean was someone that uses the intelligence that he was given for his gain. But only in a processes of tearing someone else down and apart. To be told you have "Incisive intellect" to me would be an insult.
He thinks you are smart, or is trying to impress you.
Normally, it means Intellect, but can also mean Agility.
When one's intelligence is very fast and high functioning
Her intellect was that of a rhino, small and useless. Her intellect was that of Einstein, sharp and powerful.
brain is to intellect as heart is to emotion
Intellect has to do with intelligence, there is only one "savior," Jesus Christ.