Be Open To New Ideas

Never stop learning and adapting. The world will always be changing. If you limit yourself to what you knew and what you were comfortable with earlier in life, you will grow increasingly frustrated with your surroundings as you age. (The 100 Simple secrets of Happy People).

Principles and values should be cherished, and of course memories, but there is a difference between principle and stubborn practice. Those who resist change are more likely to feel unhappy. Change is good, sometimes we need to step out of our daily routine, we become more open-minded, which is never a bad thing. if you become a person who easily adapts to changes you become a more pleasant person to be around. Of course you don't need to change your beliefs in order to adapt to change, it all can still fit together.