Conversation so far:
Was Salvador a symbol?
Dali employed extensive symbolism in his work.
For instance, the hallmark "melting watches.
What did melting watches symbolize?
suggest Einstein's theory that time is relative and not fixed.
What paintings did he use melting watches in?
The Persistence of Memory.
Were there other artworks with melting watches?
The idea for clocks functioning symbolically in this way came to Dali when he was staring at a runny piece of Camembert cheese on a hot August day.

Question: What were other major symbols in his artwork?
Self-contained rewrite: Besides melting watches, what were other major symbols in Salvador Dali's artwork?