I fully approve of his opinion.

Climbing the mountain road is tough, but the view from the top is worth it.

The path leading to the shrine is very quiet and beautiful.

I organized the data using a spreadsheet software.

I am majoring in computer science at university.

He was calculating in his head.

He solved complex mathematical problems using his new calculator.

His calculating nature sometimes causes problems.

Silicic acid is a major component of glass and ceramics.

He is a brave soldier.