Good Command for English

Now, the world is becoming smaller than before just because of advancement of technology and knowledge. Every person has different ideas, knowledge and strength and wants to share them with other person.There is no accepted and established common language for all other than English. This is medium language between to languages and cultures. In the course of our business or work, any where in the world, there is always possibility to come across with the people of different languages and cultures and we can simplify this situation with the help of English.We can do nothing, without having a good command of English, if we intend to do something good we like, coming out from our home. A good command of English is very necessary for the progression of my carrier in that by and large it is the most spoken language in the globe. I have a vision to connect to as many people as possible and to share issues with people of different levels and capacities. Should i use Kiswahilli or my Ateso language that some people may have not even hard of? I know quite good English but still admire those best English communicators. Friends i tell you what, i have already registered for the Advanced Business English Diploma and will soon be getting my desire fulfilled.
It is extremely important to have a good command of English in almost all spheres of one's working life and otherwise but in your career it gives you more confident in delivering both verbal and written