As the proverb 'better safe than sorry' suggests, I recommend getting vaccinated.

He took his failure as 'don't cry over spilt milk'.

There is a spork in my lunch box.

He said '一瞬先は闇', explaining that predicting the future is difficult.

We should always remember the power of Kannon in difficult times.

He is trying to understand the universe from the perspective of panpsychism.

He has strong patriotic feelings.

When I looked into her eyes, the phrase 'the eyes are the window to the soul' came to mind.

When I look into her eyes, it's like I can see her heart. That's because the eyes are the window to the soul.

This kanji has the left 'heart' radical (立心偏).