Unai Emery believes Arsenal can finish in the top four this season, but admits the process will not be easy.
Maybe we won't reach those heights this season, but I do like his ambition to get us right to the very top!
Since joining Arsenal from Lorient in 2010, Koscielny has racked up 324 appearances in all competitions and he was appointed captain in the summer after Per Mertesacker's retirement.
Arsenal haven't won the Premier League since 2004, but are now enjoying a fine run of form, having gone 16 games unbeaten in all competitions.
"Before Wenger arrived, Arsenal celebrated winning 1-0 and were based on defensive solidity", Emery said.
Kolasinac played a crucial role in both goals that Arsenal scored
"But with time, you can only take care of technique and attacking freedom, losing your defensive structure".
The Gunners travel to Bournemouth on Sunday afternoon as Premier League action returns following the global break.
"What I want is to unite both aspects and be more competitive. We had to stop that and start climbing".
"He is looking well, with good performance, good feeling and I think he, today, is close to also playing with us". A win will ensure Arsenal a 7-point lead between the 5th place and 6th place.
And we certainly have some tough tests coming up, with three of the Top Six sides in the next ten days.
Though Arsenal have shown significant improvement since the back-end of Wenger's spell, Emery feels there is plenty of room for improvement. "We are conscious now it will be hard". "And to have the capacity to score with different players", Emery said. "We want Arsenal to convey energy and hunger".
APEC ends in flurry of announcements
In his closing comments, Mr O'Neill said Apec would try to ensure "free and open trade" in the region by 2020. He stoked Western concern on Friday when he met Pacific island leaders to pitch his Belt and Road initiative.