The best Gurus are our patients.

When you got frustated at work because your senior complaining your work, though you had given your best, don"t worry. You'll find that your patients always with you. Giving such a various cases and treatment option. So that you can learn more. They never complain! They always on your side. 

so.. give the best respect for your patients. they are the truly gurus and mentors.

Learn from them, not only the medical aspect but also everything about this 'crazy' life.

Listen their complain, feel them, and look after them.

God will be in your side also. 

Be brave, stay calm, dont worry of anything.