The beneficial effect of

The beneficial effect of state intervention, especially in the form of legislation, is direct, immediate, and so to speak, visible, while its evil effects are gradual and indirect and lay out of sight … Hence the majority of mankind must almost of necessity look with undue favor upon governmental intervention.
A. V. Dicey

The principle of Parliamentary

The principle of Parliamentary sovereignty means neither more nor less than this, namely, that Parliament thus defined has, under the English constitution, the right to make or unmake any law whatever; and, further, that no person or body is recognised by the law of England as having a right to override or set aside the legislation of Parliament.
A. V. Dicey