An unlimited power to tax involves, necessarily, a power to destroy; because there is a limit beyond which no institution and no property can bear taxation.

The Constitution is colorblind, and neither knows nor tolerates classes among citizens

We must never forget that it is a constitution we are expounding

The Constitution is not a panacea for every blot upon the public welfare, nor should this Court, ordained as a judicial body, be thought of as a general haven for reform movements.

The constitution controls any legislative act repugnant to it.

The power to tax is the power to destroy