React Vs. Respond

What is the difference?
.
Many people use these words in place of the other. When you can make the distinction between the two it becomes a powerful tool.
.
React: 
When you say, act, or behave in an unconscious manner. I.e. your emotions are in control not you.
.
Respond: 
When you say, act, or behave in an intentional aware way. I.e. you look at the situation and decide how your want to engage with it regardless of how you feel emotionally, you are in control.
.
When was a time you reacted or responded?