He was affected by secondary effects.

This is a preliminary plan.

Thinking sensibly, that plan will not succeed.

He is interested in diachronic linguistics studies.

He is interested in synchronic linguistics.

He is thought to be a very unsociable person.

He loves physics and studies it in the library almost every day.

I am majoring in physical chemistry at university.

He is a world-famous physicist.

He understands the importance of learning.