~のこと (about, regarding)
grammar39 sentences
The construction [noun]+のこと, 'about X / regarding X / the matter of X / things related to X.' Frames a noun (especially a person or abstract topic) as the subject-matter of the clause, softening the reference. Common with mental/emotional verbs: あなたのことが好き ('I like you'), 母のことが心配 ('worried about mother'), 彼のことが好きだ ('I like him,' literally 'I like the things-about-him'), 母のことを思う ('think of mother'), ~のことを心配する ('worry about X'). Required with 言う, 考える, 思う when the object is a person or abstract topic.