〜にとって

for (from the viewpoint of)

"For X" or "to X": gives the person or group from whose point of view something is judged.

Readings

How to form it

Put にとって after a person or group: 私(わたし)にとって (for me).
The rest of the sentence is a judgement, such as important, difficult or valuable: 学生(がくせい)にとって、試験(しけん)は大変(たいへん)だ.
Before a noun, use にとっての: 私(わたし)にとっての幸(しあわ)せ (happiness as I see it).

私(わたし)にとって、家族(かぞく)が一番(いちばん)大切(たいせつ)だ。

My family matters most to me.

学生(がくせい)にとって、試験(しけん)は大変(たいへん)だ。

Exams are hard on students.

Using it for who benefits from an action. Say 母(はは)のために料理(りょうり)を作(つく)った (I cooked for my mother), not 母(はは)にとって.