There are hard skills and soft skills. Both are needed to be successful in any endeavour. Building each of this skills is the sure shot way to excel anything you do.
So here are 3 simple things you can immediately do to build your soft skills.
1. Start reading. You can't experience everything by yourself, and books and other literature introduce you to whole new world and experiences. So start reading. Make a habit to at least read something for 30 mins everyday. Don't count reading newspaper,blog posts as reading. Dedicate the time to read something lengthy.
2. Show initiative. Demonstrate responsibility and enthusiasm for your job or assignments by striving to go the extra mile. This starts by finishing work without constant reminders from your supervisor. Doing tasks without being asked by someone else. Looking around, seeing what needs to be done, and doing it. This will not only help others but will help develop your technical skills.
3. Build relationships. You aren't living on an island, so start building relationships. Seek ways to be of some help to your network. Bring your helping hand out. Keep in touch. Network to connect and help.
These are three simple steps that you can immediately implement and slowly with regular consistent use acquire the most sought after softskills in any field you are in.