Sentence examples similar to first hand cooperation from inspiring English sources

Mr. Sorkin would not confirm that Mr. Madoff himself was providing first-hand cooperation.

On the other hand, cooperation carries a fitness cost which is always paid by the cooperator whether or not it enjoys the benefits of cooperation.

I learn that first hand.

I witnessed it first hand.

A classic? First hand or second hand?

She has seen this at first hand.

Ruffin won the first hand.

He knows this first hand.

I know first hand.

I know from first hand.

On the other hand, cooperation in water can lead to comprehensive peace.