Best OB: Key Concepts, Skills, and Best Practices
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![[Free] OB: Key Concepts, Skills, and Best Practices<br />RAR](https://images-na.ssl-images-amazon.com/images/I/51aRmX4XmCL.jpg)
“If you are distressed by anything external, the pain is not due to the thing itself, but to your estimate of it; and this you have the power to revoke at any moment.” ― Marcus Aurelius