Soft skills are non-technical skills that relate to how you work. They include how you interact with colleagues, how you solve problems, and how you manage your work. Soft skills include the personal attributes, personality traits, and communication abilities needed not only for success on the job but also to excel in academics. Soft skills include interpersonal (people) skills, communication skills, listening skills, time management and empathy, among others.
The question people ask is why do I need soft skills I have a job! Or I need to get more certifications done on technical skills to get a higher paid jobs. The answer is, yes technical skills are a qualifier or serve as a baseline and yes they are very important to do the job. But to get in the job or even sustain the job both places you need soft skills such as communication skill and stress management respectively.
So if you are a school student, college goer, Graduate finding a job, professional tying for promotion we all need soft skills some or the other way.
Look at the figures below, research conducted by The Wall Street Journal & Deloitte Access Economics