On the whole and Wearing only a smile

On the whole adverb - With everything considered (and neglecting details).

Wearing only a smile and on the whole are semantically related. In some cases you can use "Wearing only a smile" instead an adjective phrase "On the whole".

On the whole and wearing only a smile are semantically related. Sometimes you can use "On the whole" instead an adjective phrase "Wearing only a smile".