Come to think of it, I forgot to buy milk.

I think much of his talent.

The think tank conducted extensive research on climate change.

She is known for her forward-thinking approach to problem-solving.

Before making a decision, it's always wise to think twice.

They think little of his achievements.

I need to think up a new idea for the project.

It's important to think outside the box when solving problems.

I don't think it will rain tomorrow.

Now that I think of it, I should have studied harder for the exam.