If one practices an activity enough, one will eventually master it.

(grammar) A participle, prominent in some languages (e.g. Latin, Greek) but less common in English, describing something that happened to a noun (the subject) in the past.

plural of perfect passive participle

Insistence on perfection often precludes the opportunity for something worthwhile. / Insistence on perfection precludes gradual improvement through compromises.

(grammar) A tense that expresses an unbroken action continuing up to a certain time in the past. In English it is formed by using had been with a present participle.

past perfect continuous

(grammar) present perfect continuous

Future perfect continuous.

(grammar) A tense used to express an ongoing action completed after some time in the future. In English it is formed by use of will have been (or shall have been) and a present participle.

(grammar) A tense that expresses an unbroken action continuing at the present time, started in the past. In English it is formed by using have been with a present participle.