Hard and Soft Skills

Question: 
What is the difference between hard and soft skills?

Categorize the following skills as hard or soft:

Genetic Engineering
Positive Attitude
Jeep Driver
Mechanic
Flexiblity
Laboratory Skills
Responsiblity

Big Data Specialist
Networking
Camel Driver
Statistics
Team Player
Art and Design 
Negotiation / Mediation

Aeronautical Engineering
Customer Relations / Handle Complaints

Solar Power Engineering
Stress Management

IT Securities
Listening

Architect
Work Ethic
Business / Accounting
Business Marketing
Using Technology
Fisherman
Motivation
Operate Equipment
Problem Solving
CAD/CAM (Computer-Aided Design And Manufacturing)

Critical Thinking
Logistics