Definition of Conditio Beneficialis Quae Statum Construit Benigne Secundum Verborum Intentionem Est Interpretanda Odiosa Autem Quae Statum Destruit Stricte Secundum Verborum Proprietatem Accipienda

A beneficial condition which creates an estate, ought to be interpreted favorably, according to the intent of the language; but an odious condition which destroys an estate, should be construed strictly according to the letter.