There are weak and strong social constructs. See Weak and strong forms in English. Submit to whatever spell, weak or strong, is being cast. The differences between weak and strong ties are explained by Granovetter. Finding strong extrema is more difficult than finding weak extrema. Hitler's vision is ordered instead around principles of struggle between weak and strong. Its syllables fall into three types&colon; strong, weak, and neutral. Women's souls were seen as unprotected in their weak and vulnerable bodies. The high level of carbon makes it relatively weak and brittle. His adversaries are generally depicted as weak and foolish individuals. It has the disadvantage of producing a comparatively weak signal. Attacking on a broad front rarely succeeded except against weak and scattered defenders. Hence they interact with other fermions via electromagnetism and the weak interaction. He failed to improve the government, which continued to be weak and corrupt. The proof is more complex than that of the weak law.