zastanawiać in inglese:

The pyramids are a great wonder of the world.

I wonder who.

I've heard it said that it's harder to please a woman than to please a man. I wonder if that's true.

Food and drink were served in such profusion at the wedding that the bride and groom began to wonder if they should not have invited more guests.

Tom got to work later than usual this morning. I wonder why.

To be surprised, to wonder, is to begin to understand.

I'm getting little pimples on my face. I wonder if I've been getting enough sleep lately.

When all is said and done, the most precious element in life is wonder.

There are mothers and fathers who will lie awake after the children fall asleep and wonder how they'll make the mortgage, or pay their doctor's bills, or save enough for their child's college education.

I slept only two hours. No wonder I'm sleepy.

You went to bed at 2 o'clock in the morning? No wonder you look sleepy today.

Since in this organization they're all chiefs and no Indians, it's a wonder any decisions get made.

I wonder what the normal life span of a cockroach is and if they ever die of old age.

The boy has a huge bump on his head. No wonder he cried so much!

Since children are more scared than amused by clowns, I wonder if some comedy trope of ours will become horror fodder in 100 years.

He had even contemplated suicide.

the scale of the problem just seems too huge to contemplate solving

In early youth, as we contemplate our coming life, we are like children in a theatre before the curtain is raised, sitting there in high spirits and eagerly waiting for the play to begin.

Just as it is better to illuminate than merely to shine, so to pass on what one has contemplated is better than merely to contemplate.