GB04 Travel Florence 6073 sunset man.jpg
Thinking in terms of simple 'keywords' has several advantages. You might use them later to catalog your images in Lightroom, but keywords allow you to explore your images more fully and you might 'see' more in them. Photo buyers and editors use them all the time.
Also, write keywords on a Shot List. This can help inspire you to photograph certain kinds of images.
Keywords: loneliness, solitude, leadership, visionary . . . in Florence, Italy.