Every judge who has sat on a case involving a constitutional claim must have surely experienced the feeling that the particular law being challenged … - William Rehnquist

The court has built a great deal of prestige, and I think is generally quite well thought of as a public institution in the country. It is always possible for the court to overreach its proper bounds and perhaps declare a lot of laws unconstitutional and frustrate the will of the majority in a way that it ought not be frustrated. In that sense, it poses a danger, but not the same sort of perhaps very active danger that a run-away Congress or runaway executive would.

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All of these factors are subsumed to a greater or lesser extent by observing that the Supreme Court is an institution far more dominated by centrifugal forces, pushing toward individuality and independence, than it is by centripetal forces pulling for hierarchical ordering and institutional unity. The well-known checks and balances provided by the framers of the Constitution have supplied the necessary centrifugal force to make the Court independent of Congress and the president.