～にとって— From the Standpoint Of

• 私にとって、家族が一番大切だ。

  Watashi ni totte, kazoku ga ichiban taisetsu da.

  For me, family is the most important thing.

  Noun 私 + にとって sets 'me' as the viewpoint from which importance is judged.

• 外国人にとって、漢字を覚えるのは大変だ。

  Gaikokujin ni totte, kanji o oboeru no wa taihen da.

  For foreigners, memorizing kanji is tough.

  外国人 + にとって frames the difficulty from foreigners' perspective.

• この写真は彼女にとってかけがえのないものだ。

  Kono shashin wa kanojo ni totte kakegae no nai mono da.

  This photo is irreplaceable to her.

  彼女 + にとって marks her as the one for whom the photo holds value.

• ・Almost always followed by an evaluative adjective or noun (important, hard, precious).
• ・Common mistake: don't use にとって for the recipient of an action ('give X to someone') — use plain に for that; にとって only frames a viewpoint.
• ・Can add は for contrast: 私にとっては.

Commonly confused with

The JLPT rarely asks whether you recognise a pattern — it asks which of several similar patterns fits. These are the ones ～にとって is tested against.

• ～一方だ — Heading Ever Further In One Direction
• ～がちだ — Prone To It
• ～からいうと／からいえば — Speaking In Terms Of
• ～からして — Even Just From
• ～かわりに — Instead Of / In Exchange
• ～きり — Only / And Never Since
• だらけ — Covered All Over
• っけ — What Was It Again?