5. Be open-minded
Just like no situations are alike, no points of discussions, seeking guidance or direction, requests for advice etc, are alike or driven by the same considerations. Hence, a great mentor needs to keep an open mind. The openness should be around thinking afresh if required, tailoring advice and suggestions, helping in strategising and improvising, seeing their past advice and guidance blown to smithereens or simply having the patience to see the impact of bad implementation of good advice.