Knuckle cracking is a common behavior enjoyed by many. It can become a habit or a way to deal with nervous energy; some describe it as a way to "release tension." For some, it’s simply an annoying thing that other people do. --health.harvard.edu
forgetting an appointment
Oops! Missed opportunity...
whistling a tune
You know how to whistle, don't you, Steve?
isolation tanks
The primary function of the isolation tank is to eliminate as many of the external senses as possible --wikipedia
checking someone out
"We've all done it" --by request
eye contact
Connecting with someone by making eye contact --by request
staying up late
By request
parachuting / skydiving
may involve a phase of more or less free-falling (the skydiving segment) which is a period when the parachute has not yet been deployed and the body gradually accelerates to terminal velocity --wikipedia
scrutiny
"critical observation or examination" -- Google dictionary
swearing
the use of offensive language --google dictionary
living on autopilot
"it seems to me to be the complete opposite of purposeful living" --by request
reforestation
the natural or intentional restocking of existing forests and woodlands that have been depleted --wikipedia
Nuru massage
The technique requires one or more nuru masseuses to rub their body against the client's body when both parties are nude and covered with an odorless and colorless massage lotion --wikipedia
mirror cursive hand writing
"Not only did Leonardo [Da Vinci] write with a special kind of shorthand that he invented himself, he also mirrored his writing, starting at the right side of the page and moving to the left."