Bunun seni bu kadar üzeceğini bilseydim bundan bahsetmezdim.
- If I knew it was going to upset you so much, I wouldn't have mentioned it.
Onun adresini bilseydim, ona yazabilirdim.
- If I knew his address, I could write to him.
... It was driven by a desire that someone find what you knew to ...
... They wanted to share what they knew. ...