1、There is no denying that…
2、It can be said with certainty that…
3、It goes without saying that…
4、As far as I am concerned…
5、From my point of view…
6、In my opinion…
7、It is widely accepted that…
8、It is commonly believed that…
9、It is universally acknowledged that…
10、It is worth noting that…
11、It is true that…
12、It is evident that…
13、It is clear that…
14、It is obvious that…
15、It is undeniable that…
16、It is essential that…
17、It is crucial that…
18、It is important to mention that…
19、It is vital that…
20、It is necessary that…
