However, observation alone is not modern science; simple observation leads to proto-science. Proto-science accepts observations without question or verification.

The threads were so fine that you had to look through a magnifying glass to see them.

And we have a notion how much he had to drink in the kiddlywink.

Operation of a manual transmission in a passenger car takes place by means of interaction between the operator's hand and the user-interface of the transmission, i.e. the gear knob. Moving the gear knob is done by muscle power, applied through the skeletal system and the contact area between the hand and the gear knob.