To be content and happy, both in your career and personal life, one should add curiosity and learning, multiply hard work and perseverance, subtract self-limiting beliefs and divide knowledge to others.
Gratitude is taking the time to look around & appreciate life’s beauty. Embrace. Feel it. Be thankful. Do you know what you are thankful for in your life? Create a list and when you just start, you'll realize you have more to be thankful for every single day.
This is what the pursuit of high performance is all about: finding what makes people perform better and replicating it. It is proven that people with higher emotional intelligence are better leaders and are capable of hitting higher goals.