Original or direct from the source

to exhibit or demonstrate a special skill or ability

To have a special skill; to be capable or have a knack for something.

To deliberately withhold some of one's skills or knowledge instead of showing them all or teaching them to others, often as a strategy to maintain an advantage or as a precaution.

literally meaning "to hide the sky with one hand"; describes using one's power and position to hoodwink the public, deceive superiors, and act in an arbitrary or dictatorial manner

To take care of a matter all by oneself; to run the whole show; sometimes used to describe a dictatorial or arbitrary style.

to take everything on oneself; to undertake a task single-handedly without involving others

Literally "one hand gives the money, the other hand gives the goods"; used to describe a direct transaction where payment and delivery happen at the same time.

to be skilled or proficient at something; to have a clever knack for a specific task

special proficiency; professional skill or a clever move

material obtained directly from personal experience or firsthand investigation; primary sources