(for the) first time in one's life
Lebensanschauung (geprägt von Inoue Tetsujirō)
older person with more life experience
Lebensentwurf; Lebensplan
das Schlimmste des Lebens
Weg des Lebens; Lebensweg
Militärleben; Soldatenleben
you only live once; you only have one life
Verlauf des Lebens; Lebensweg
facets (aspects) of (human) life; the pattern of (one's) life
Aufzeichnungen eines Menschenlebens; Biografie
you only live once; you only have one life
prime of life; noontide of life
L’art pour la vie; die Kunst um des Lebens willen (Gegenposition zu l’art pour l’art)
Man's life vanishes like a dew; A person's life is as fleeting as a morning dew
life is short; (lit.) life is just fifty years
life is short; (lit.) life is just fifty years
art is long, life is short; ars longa, vita brevis