Later on he was treated by the same psychiatrist with ataractic drugs.

O'Neil played a lively first fiddle.

Note that every embedding is an immersion, but the converse is not true. For an immersion to be an embedding, it must be one-to-one and the inverse must be continuous.

Plus, there are about a thousand things that also could, or should get done in that time: a load of laundry, loading the dishwasher, tidying the kitchen, picking up a gagillion toys and blankies off the ground, restocking the change tables.