Soft skills are largely intangible, hard to quantify and represent personality traits and interpersonal skills. Examples include organizational skills, reliability, etiquette, getting along with others, communication skills, etc.
Boyd, Sandra and Kim Spurgeon, “Lifelong Career Management.” In Blythe C. Shepard and Priya S. Mani (editors). Career Development Practice in Canada: Perspectives, Principles and Professionalism. Toronto: Canadian Education and Research Institute for Counselling (CERIC), 2014, p.407.
Investopedia, “Hard Skills.” Online: http://www.investopedia.com/terms/h/hard-skills.asp (Retrieved on August 8, 2014)