From the reasons presented above, I think the pros outweigh the cons.
As far as I am concerned, its disadvantages outweigh its disadvantages.
总的说来：In general, all in all, on the whole , in brief, in summary, in conclusion, in short, in a word , to sum up, to conclude, to summarize,...
But all in all, I would say the advantages outweigh the disadvantages. With the advance of society, if we encourage the merits and eliminate the drawbacks, all people will enjoy a better life.
From what has been discussed above, we may finally draw the conclusion that...
So, as I see it..
What we must do is to encourage the strength and diminish the weaknesses to the least extent.
In conclusion, although ... has its negative effects, it can to a great extent bring us more advantages.