Their protean shapes are as long as they are numerous, representing not only times, but conditions.

Or was it, after all, nothing but a variant, one of the Protean shapes of the ancient, life-compelling mystery?

The subtile thought in many Protean shapes played before her fancy, but she would not try to catch it-no

Fabia had dwelt with sorrow day and night until there was no one of its Protean shapes which she did not intimately know.