Tearless grief bleeds inwardly. [ Bovee ]

Read, mark, learn, and inwardly digest. [ Collect ]

To laugh inwardly, (i.e. in one's sleeve).

The wound that bleeds inwardly is most dangerous. [ Proverb ]

No outward change need trouble him who is inwardly serene. [ Hosea Ballou ]

Virtue hath such charms, that even the vicious inwardly reverence it. [ Proverb ]

The eloquent man is he who is no eloquent speaker, but who is inwardly drunk with a certain belief. [ Emerson ]

But all his family and the entire neighbourhood regard him as inwardly base, and only showy outside. [ Horace ]

That rich man is great who thinketh not himself great because he is rich; the proud man (who is the poor man) braggeth outwardly but beggeth inwardly; he is blown up, but not full. [ S. Hieron ]