The 3 TC push:
Double handed chest push
Back of hand Press
Stroking Tail, which combines press with the lop Sao trap, and relates to the fourth head dumog
The 3 Silat sweeps:
Outside ref, outside lead sweep, Ko Soto Gari aka De Ashi Harai
Inside Ref, inside lead sweep, KoUchi Gari
Cross to rear hand, take rear inside sweep
Tai Chi modern exercises:
Car is stopped, push to move, overcome Inertia, Body changes state from Rest to Motion
Car is moving, push to stop it, overcome Momentum, Body changes state from Motion to Rest
Newtons First Law Of Motion