Bertrand said: "There's two sides of being in competition with a fantastic player like Ashley (Cole).
"On the one hand, you have someone who is so fantastic and you can learn off them which is so beneficial.
"But as time goes along it can get something of a hindrance. There's no animosity between us - the decision is out of our hands.
"I am never happy just sitting there doing nothing. You are always happier when you are playing.
"I just wanted to get it into my hands. The most important thing is to be playing. I feel I'm at a crucial age now where I have to be playing."
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