The mind is divided into parts that sometimes conflict. Like a rider on the back of an elephant, the conscious, reasoning part of the mind has only limited control over the automatic, emotional part.
The most important thing in a database is the data model. If you get the data model right, everything else will follow.
The best advice I can give is to stay humble and work hard.
最好的领导者是那些能够激励他人成为最好的自己的人。