Experience in Applying Singapore Citizenship

I have been residing in Singapore for more than 13 years before I decided to apply for Singapore Citizenship. I first received my Singapore PR in my early 30s and at that time, I did not have the desire to become a Singaporean. Perhaps, I was afraid to be named as 'kiasu' or  'kiasi' people by some of my fellow Malaysian friends.  After living in Singapore for a while, I have immersed myself in the Singapore's culture unconsciously, especially in the workplaces.  I am so used to the pace of work, the way we communicate and the convenience of transportation, the stability of government, the government subsidies for training and education, the clean and green living environment, and high quality of living here. I have also earned a prestigious Master's degree from one of the top-ranked universities in the world and the government -subsidized 70% of the course fees. I believed it is a crucial turning point of my life after I have earned this degree because no