William Shatner is planning to write a book on his friendship with his late friend Leonard Nimoy in order to cherish their memories.
The 'Star Trek' actor said that he and his late co-star friend knew almost everything about each other as they knew each other for many years and to share those memories with others he would be write a book, People Magazine reported.
The 84-year-old Canadian actor added that when a close and an old friend dies, all the memories attached to him begin to shimmer and also one miss that person as there's no one to validate those memories and gradually the memories evaporate.
Shatner will also help Nimoy's son Adam, who is working on a documentary about his father, called 'For the Love of Spock'.