When you graduated in horticulture from college you believed the world is your oyster plant, Tradescantia spathacea. Better to have heeded the words of wisdom from your supervisor. In a decade or so everything you have learnt will have changed.
Horticulture, and its sister science agriculture, are among the fastest growing such studies. This is what makes its offshoo, gardening the fascinating hobby that it is. Better yet, you can take it or leave it and still have a flourishing home life. Would that it be with certain other segments of society.